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Author Question: When the body is invaded by antigens, the immune system forms substances called A) antibodies. ... (Read 149 times)

K@

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on: Jul 12, 2018
When the body is invaded by antigens, the immune system forms substances called
 
  A) antibodies.
  B) macrophages.
  C) lymphocytes.
  D) helper cells.

Question 2

All of the following behaviors will compromise your immune system's ability to fight infections EXCEPT
 
  A) not getting enough sleep.
  B) eating junk food.
  C) excessive alcohol consumption.
  D) exercising regularly.


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iman

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Reply #1 on: Jul 12, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


K@

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Reply 2 on: Jul 12, 2018
Gracias!

tranoy

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Reply 3 on: Yesterday
Wow, this really help

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